[dbus PATCH v2 05/17] Implement StorageVolCreateXML method for StoragePool Interface

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Signed-off-by: Katerina Koukiou <kkoukiou@xxxxxxxxxx>
---
 data/org.libvirt.StoragePool.xml |  7 +++++++
 src/storagepool.c                | 34 ++++++++++++++++++++++++++++++++++
 tests/libvirttest.py             | 31 +++++++++++++++++++++++++++++++
 tests/test_storage.py            |  3 +++
 tests/xmldata.py                 | 10 ++++++++++
 5 files changed, 85 insertions(+)

diff --git a/data/org.libvirt.StoragePool.xml b/data/org.libvirt.StoragePool.xml
index 764c9c1..51d65ab 100644
--- a/data/org.libvirt.StoragePool.xml
+++ b/data/org.libvirt.StoragePool.xml
@@ -68,6 +68,13 @@
         value="See https://libvirt.org/html/libvirt-libvirt-storage.html#virStoragePoolRefresh"/>
       <arg name="flags" type="u" direction="in"/>
     </method>
+    <method name="StorageVolCreateXML">
+      <annotation name="org.gtk.GDBus.DocString"
+        value="See https://libvirt.org/html/libvirt-libvirt-storage.html#virStorageVolCreateXML"/>
+      <arg name="xml" type="s" direction="in"/>
+      <arg name="flags" type="u" direction="in"/>
+      <arg name="storageVol" type="o" direction="out"/>
+    </method>
     <method name="Undefine">
       <annotation name="org.gtk.GDBus.DocString"
         value="See https://libvirt.org/html/libvirt-libvirt-storage.html#virStoragePoolUndefine"/>
diff --git a/src/storagepool.c b/src/storagepool.c
index 4f83ee2..cde9ec3 100644
--- a/src/storagepool.c
+++ b/src/storagepool.c
@@ -367,6 +367,39 @@ virtDBusStoragePoolRefresh(GVariant *inArgs,
         virtDBusUtilSetLastVirtError(error);
 }
 
+static void
+virtDBusStoragePoolStorageVolCreateXML(GVariant *inArgs,
+                                       GUnixFDList *inFDs G_GNUC_UNUSED,
+                                       const gchar *objectPath,
+                                       gpointer userData,
+                                       GVariant **outArgs,
+                                       GUnixFDList **outFDs G_GNUC_UNUSED,
+                                       GError **error)
+{
+    virtDBusConnect *connect = userData;
+    g_autoptr(virStoragePool) storagePool = NULL;
+    g_autoptr(virStorageVol) storageVol = NULL;
+    gchar *xml;
+    guint flags;
+    g_autofree gchar *path = NULL;
+
+    g_variant_get(inArgs, "(&su)", &xml, &flags);
+
+    storagePool = virtDBusStoragePoolGetVirStoragePool(connect, objectPath,
+                                                       error);
+    if (!storagePool)
+        return;
+
+    storageVol = virStorageVolCreateXML(storagePool, xml, flags);
+    if (!storageVol)
+        return virtDBusUtilSetLastVirtError(error);
+
+    path = virtDBusUtilBusPathForVirStorageVol(storageVol,
+                                               connect->storageVolPath);
+
+    *outArgs = g_variant_new("(o)", path);
+}
+
 static void
 virtDBusStoragePoolUndefine(GVariant *inArgs G_GNUC_UNUSED,
                             GUnixFDList *inFDs G_GNUC_UNUSED,
@@ -407,6 +440,7 @@ static virtDBusGDBusMethodTable virtDBusStoragePoolMethodTable[] = {
     { "GetXMLDesc", virtDBusStoragePoolGetXMLDesc },
     { "ListStorageVolumes", virtDBusStoragePoolListStorageVolumes },
     { "Refresh", virtDBusStoragePoolRefresh },
+    { "StorageVolCreateXML", virtDBusStoragePoolStorageVolCreateXML },
     { "Undefine", virtDBusStoragePoolUndefine },
     { 0 }
 };
diff --git a/tests/libvirttest.py b/tests/libvirttest.py
index 23a597f..6d1a9d0 100644
--- a/tests/libvirttest.py
+++ b/tests/libvirttest.py
@@ -7,6 +7,7 @@ import pytest
 import subprocess
 import sys
 import time
+import xmldata
 
 
 root = os.environ.get('abs_top_builddir', os.path.dirname(os.path.dirname(__file__)))
@@ -70,6 +71,20 @@ class BaseTestClass():
         if self.timeout:
             raise TimeoutError()
 
+    @pytest.fixture
+    def storage_volume_create(self):
+        """ Fixture to create dummy storage volume on the test driver
+
+        This fixture should be used in the setup of every test manipulating
+        with test volume.
+        """
+        _, test_storage_pool = self.get_test_storage_pool()
+        interface_obj = dbus.Interface(test_storage_pool,
+                                       'org.libvirt.StoragePool')
+        path = interface_obj.StorageVolCreateXML(xmldata.minimal_storage_vol_xml, 0)
+        yield path
+
+
     def get_test_domain(self):
         path = self.connect.ListDomains(0)[0]
         obj = self.bus.get_object('org.libvirt', path)
@@ -100,6 +115,22 @@ class BaseTestClass():
         obj = self.bus.get_object('org.libvirt', path)
         return path, obj
 
+    def get_test_storage_volume(self):
+        """Fetch information for the test storage vol from test driver
+
+        Returns:
+            (dbus.proxies.ProxyObject, dbus.proxies.ProxyObject):
+            Test StorageVol Object, Local proxy for the test StorageVol
+            Object.
+
+        """
+        _, test_storage_pool = self.get_test_storage_pool()
+        pool_iface = dbus.Interface(test_storage_pool,
+                                    'org.libvirt.StoragePool')
+        path = pool_iface.ListStorageVolumes(0)[0]
+        obj = self.bus.get_object('org.libvirt', path)
+        return path, obj
+
 
 class DomainEvent(IntEnum):
     DEFINED = 0
diff --git a/tests/test_storage.py b/tests/test_storage.py
index 10bcea3..2aefd74 100755
--- a/tests/test_storage.py
+++ b/tests/test_storage.py
@@ -126,6 +126,9 @@ class TestStoragePool(libvirttest.BaseTestClass):
 
         self.main_loop()
 
+    def test_storage_pool_volume_create(self, storage_volume_create):
+        assert isinstance(storage_volume_create, dbus.ObjectPath)
+
 
 if __name__ == '__main__':
     libvirttest.run()
diff --git a/tests/xmldata.py b/tests/xmldata.py
index e42b6aa..926bd2c 100644
--- a/tests/xmldata.py
+++ b/tests/xmldata.py
@@ -35,3 +35,13 @@ minimal_storage_pool_xml = '''
   </target>
 </pool>
 '''
+
+minimal_storage_vol_xml = '''
+<volume>
+  <name>sparse.img</name>
+  <capacity unit="G">2</capacity>
+  <target>
+    <path>/var/lib/virt/images/sparse.img</path>
+  </target>
+</volume>
+'''
-- 
2.15.0

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